Pith Number

pith:L7V3PBD2

pith:2012:L7V3PBD2HIJS72MHPJNZVLGL4E

not attested not anchored not stored refs pending

Two-dimensional quantum dilaton gravity and the quantized cosmological constant

CP3), Simone Zonetti (1) ((1) Louvain U.

arxiv:1209.4472 v1 · 2012-09-20 · hep-th · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L7V3PBD2HIJS72MHPJNZVLGL4E}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:45:11.619507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5febb7847a3a132fe9877a5b9aaccbe1177feca27b1d3713dfb8c8b3cfbe844b

Aliases

arxiv: 1209.4472 · arxiv_version: 1209.4472v1 · doi: 10.48550/arxiv.1209.4472 · pith_short_12: L7V3PBD2HIJS · pith_short_16: L7V3PBD2HIJS72MH · pith_short_8: L7V3PBD2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/L7V3PBD2HIJS72MHPJNZVLGL4E \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 5febb7847a3a132fe9877a5b9aaccbe1177feca27b1d3713dfb8c8b3cfbe844b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5867f724afbb0d73653012c5eaebddfbd7d8c84660b105706176affa980f2aa",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-09-20T09:21:55Z",
    "title_canon_sha256": "af72bedf302cb097fc4fbb1d720cc98b2322918b1954528fd0658da6764ea347"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.4472",
    "kind": "arxiv",
    "version": 1
  }
}